2014-07-21 15:40 GMT+02:00 Nick Dokos <ndokos@gmail.com>:

>
> > It is only because I do not understand how to "tangle the (prolog)
> > code". I know the export function but I know nothing about tangle. Do
> > not feel forced to answer. I know that I have to read the
> > documentation first and I apologize.
> >
>
> C-c C-v C-t
>
> or
>
> M-x org-babel-tangle


Dear Nick,

Many thanks for your impressive patience with newbies like me.

Best wishes

Jo.